Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8235151 | Return to neutral control mechanism for zero turning radius mower | Dimitri Nunez, Franklin P. Lewis, Damon C. Green, Brad Allen Hoffman, Michael David +3 more | 2012-08-07 |
| 8060997 | Low z preform | Robert Fiala, Jesse F. Delanoy | 2011-11-22 |
| 6994796 | Method of removing filter from filter cap | — | 2006-02-07 |
| 6926156 | Center tube | — | 2005-08-09 |
| 6770196 | Filter cap with releasable filter element | — | 2004-08-03 |
| 6572768 | Oil filter apparatus | L. Steven Cline, Ledu Nguyen, Allen B. Wright | 2003-06-03 |